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calculo mental

Authored by MAYRA MARTINEZ

Mathematics

5th Grade

CCSS covered

Used 1+ times

calculo mental
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10 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

20.5+15.25

30.75

35.75

55.75

25.75

Answer explanation

To find the sum of 20.5 and 15.25, add the two numbers together: 20.5 + 15.25 = 35.75. Therefore, the correct answer is 35.75.

Tags

CCSS.6.NS.B.3

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

90.30+21.50

111.80

100.80

120.80

112.80

Answer explanation

To find the sum of 90.30 and 21.50, add the two numbers together: 90.30 + 21.50 = 111.80. Therefore, the correct answer is 111.80.

Tags

CCSS.6.NS.B.3

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

65.8+30.25

100.0

96.05

95.05

80.25

Answer explanation

To find the sum of 65.8 and 30.25, add the two numbers together: 65.8 + 30.25 = 96.05. Therefore, the correct answer is 96.05.

Tags

CCSS.6.NS.B.3

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

91.25+12.73

103.98

106.98
100.98

103.90

Tags

CCSS.6.NS.B.3

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

59.40+2.37

63.17
60.05
57.93
61.77

Tags

CCSS.6.NS.B.3

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

14,000 entre 10

1,400
13,500
14,200
14,000

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

21,000 entre 7

4,000
5,000
6,000
3,000

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

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