Add Subtract on a Hundred Chart

What number is 1 more than 70?

• 71

• 78

• 53

• 58

What number is 1 more than 49?

• 50

• 97

• 49

• 96

What number is 1 more than 28?

• 28

• 29

• 40

• 80

What number is 1 more than 7?

• 10

• 98

• 8

• 27

What addition strategy does the picture show?

• Adding Using Partial Sums

• Adding Using Hundred Chart

• Adding Using Number Lines

• Adding Traditionally

Ben and Sarah are solving addition problems on the hundreds chart. They are finding equations that make 75. Find 75 on the hundreds chart.

What is one less than 85?

• 79

• 95

• 84

• 68

What is one less than 31?

• 32

• 21

• 41

• 30

What number is 1 more than 19?

• 64

• 17

• 20

• 90