Can you use 100 to help you simplify calculation 30 + 47 + 53 + 12?
30 + 12 + (47 + 53) = 42 + 100
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15
How will you simplify your calculation 2 x 6 x 5 - 20?
2 x 5 x 6 - 20 = 10 x 6 - 20 = 60 - 20
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lifesaver
Give 25 points!
Oops!
fairy
Take points!
5
10
15
20
25
shark
Other team loses 5 points!
Okay!
baam
Lose 5 points!
Oops!
15
How will you simplify your calculation 200 - 5 x 25 x 4?
200 - 5 x 100
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15
How will you simplify your calculation? 19 x 5 x 2
19 x 10
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20
How will you simplify your calculation? 250 + 999 + 750 + 1
(250 + 750) + (999 + 1) = 1000 + 1000
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trap
No points!
Oops!
rocket
Go to first place!
Okay!
gift
Win 25 points!
Okay!
banana
Go to last place!
Oops!
15
Can you use 100 to help you simplify calculation 45 : 9 x 5 x 20?
45 : 9 x (5 x 20) = 5 x 100
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15
Can you use 100 to help you simplify calculation 25 + 2 x 9 x 50?
25 + 9 x 2 x 50 = 25 + 9 x 100
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Okay!
Check
lifesaver
Give 20 points!
Oops!
shark
Other team loses 20 points!
Okay!
rocket
Go to first place!
Okay!
baam
Lose 20 points!
Oops!
20
There are six fields of 25 sheep. Each sheep has four legs. How many sheep's legs can the farmer count in total across all six fields? Q1. Write a calculation to match the problem
6 x 25 x 4
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20
There are six fields of 25 sheep. Each sheep has four legs. How many sheep's legs can the farmer count in total across all six fields?
6 x 100 = 600 legs
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20
Can you use 100 to help you simplify calculation 8 x 65 + 8 x 35?