An ORCS Blog

Nov

21

Estimating Inverse operations Level 1 I think of a number. I multiply it by 2 and my answer is 24. What was my number? I think of a number. I add 16 and my answer is 36. What was my number? I think of a number. I subtract 25 and add 2. My answer is […]

Nov

14

We use estimation all the time. How would we think about estimating the following? What strategies would you use? How about these Sweets ESTIMATION 180

Nov

07

Maths shared padlet

Oct

03

Filed Under (General News) by Mrs Whiteway on 03-10-2017 and tagged maths, MrsWhiteway, multiple solutions, problem solving, trial and error

Today in Maths we have been learning about using trial and error and investigating different solutions when we are solving number problems. Have a go at solving this problem……. I am thinking of a number. It is greater than 1500 but smaller than 2500. The digits add up to 13. The difference between the largest […]

Oct

03

Filed Under (General News) by Mr L on 03-10-2017 and tagged collaboration, maths, partner work, problem solving

Trial and error.

Sep

26

Even though Roman Numerals are over 2000 years old we still see them in many places today! Roman Numeral Website Just have a go at Level I and II When you have had a go at the interactive games – write a comment to tell the others all about it and how it […]

Sep

19

Addition sequences Subtraction sequences When you have had a few goes at each you can have a go at some of the sequences around the room. Put your answers in comments – write out the sequence in full then write the rule for the sequence.

Sep

12

Place value ones tens hundreds & thousand e.g TH/H/T/O 3679 3 TH 6 H 7 T 9 O first the thousand is the first digit from the from the other 3 digit. the hundreds is the 3 diget to the left. the tens are the 2 digit to left. the ones are the 1 digit […]

Sep

12

Each number has a digit for e.g 4579 there are four thousands, five hundreds , seven tens and six ones. Th H T O 4 5 7 6

Sep

12

Five hundred and eighty three. The five in this number reperesents five hundreds. The hundreds are always the third left of the decimal point. The eight in this number reperesents eight tens. The tens are always the second left of the decimal point. […]

Sep

12

This number is four hundred and thirteen point nine. The digit 4 represents four hundred. = 400 The hundred digit is always the 3rd place left of the decimal point. The digit 1 represents one tens.=10 The digit 3 represent three ones.=3 The digit 9 represent nine tenths = 0.9

Sep

12

326.5 Three hundred twenty six point five. 6 represents 6 ones or 6. 6 is always before the decimal point. 5 represents 5 tenths or 0.5. When we say .56 after decimal point we don’t say it fifty six we say five six.