Mental Mathematics

Take half of 34 from half of 46

• 4

• 5

• 6

• 7

Tags

CCSS.5.NBT.B.7

What must be added to 8 times 9 to make 100?

• 18

• 28

• 38

• 48

Tags

CCSS.7.EE.B.3

CCSS.3.OA.D.8

CCSS.4.OA.A.3

How much less than 2km is 1km 350m?

• 550m

• 650m

• 750m

• 850m

How many biscuits are left over when 68 biscuits are shared equally among 8 children?

• 3

• 4

• 5

• 6

Tags

CCSS.4.NBT.B.6

How much lighter is 2kg 350g than 4kg 760g?

• 2kg 320g

• 2kg 310g

• 2kg 410g

• 2kg 420g

7 + 9 + 12 = ______ x 4

• 7

• 8

• 9

• 10

0.1 of a number is 15. What is half of the number?

• 55

• 65

• 75

• 85

What time is 1 hr 25 mins later than 2:20?

• 3:40

• 3:45

• 3:50

• 3:55

how many faces has a cuboid?

• 4

• 5

• 6

• 7

Round 3 728 to the nearest 1000

• 3 000

• 4 000

• 3 700

• 3 800

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3