Adding 3 2-digit numbers check in

There are 13 ducks, 17 swans, and 12 turtles at the lake. How many animals are at the lake?

• 29

• 30

• 32

• 42

Tags

CCSS.2.NBT.B.6

Which expression equals 90?

• 14+26+60

• 19+43+28

• 23+38+39

• 26+14+40

Tags

CCSS.4.NBT.B.4

What is 15+25+35?

• 65

• 70

• 75

• 80

Tags

CCSS.2.NBT.B.6

Which two expressions have sums of 94?

• 32+40+24

• 25+55+14

• 30+28+36

• 16+39+40

Lucy has 25 beads in her collection. Lucy's sister gives her 7 beads. Later in the day, Lucy's mom buys her 12 more beads.

Which number sentence shows how to find the number of beads Lucy now has in her collection?

• 25+7+12=44

• 25-7+12=30

• 25+7-12=20

• 25-7-12=6

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which number sentence can be used to find 32+12+48?

• 8 tens + 12 ones =20 ones

• 8 tens + 12 ones = 92 ones

• 80 tens + 12 ones = 20 ones

• 80 tens + 12 ones = 92 ones

Tags

CCSS.2.NBT.B.6

Four students in the classroom collected rocks for a science project.

Which group of students collected exactly 75 rocks?

• Angela, Bob, and Carly

• Bob, Carly, and Devon

• Carly, Devon, and Angela

• Devon, Angela, and Bob

Tags

CCSS.1.OA.A.1

How many total rocks were collected?

• 75

• 67

• 107

• 97

Tags

CCSS.2.NBT.B.6

Mrs. Emily's class has 15 students, Mrs. Beverly's class has 16 students, Mrs. Becky's class has 17 students, and Mrs. Sandy's class has 17 students. How many students are in those 4 second grade classes?

• 61

• 75

• 65

• 55

Tags

CCSS.2.NBT.B.6

27 + 31 + 19 + 23 = __

• 100

• 99

• 101

• 90

Tags

CCSS.2.NBT.B.6