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Question

Fraction of a whole, F Division, Fraction to units, More than or less than, Times as many, Common numerator, Units equations, Fraction units

P5.ST.JC.18121083-A1

Thrice a number is 21 more than ²₃ of the number.
Find the number.

2 m

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Thrice a number is 21 more than ²₃ of the number.
Find the number.
Let the number be 1 u.

Thrice of the number
= 3 x 1 u
= 3 u

²₃ of the number
= ²₃ x 1 u
= ²₃ u

3 u is 21 more than ²₃ u.
3 u = ²₃ u + 21
3 u - ²₃ u = 21
2¹₃ u = 21

1 u
= 21 ÷ 2¹₃
= 21 ÷ ⁷₃
= 21 x ³₇
= 9

Number = 9

Answer(s): 9

2 m

Thrice a number is 21 more than ²₃ of the number.
Find the number.

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Ischool Pte Ltd

Date:26 Jun 2024

Topic: STRATEGIES

Question Code: P5.ST.JC.18121083

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Thrice a number is 21 more than ²₃ of the number.
Find the number.

(2 m)

Answer(s):

Ischool Pte Ltd

Date: 26 Jun 2024

Topic: STRATEGIES

Question Code: P5.ST.JC.18121083

Student:

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Thrice a number is 21 more than ²₃ of the number.
Find the number.

(2 m)

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Primary 5 STRATEGIES P5.ST.JC.18121083

26 Jun 2024, 05:15 PM

Thrice a number is 21 more than ²₃ of the number.
Find the number.

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Date:26 Jun 2024

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Date:26 Jun 2024

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Date: 26 Jun 2024

Topic: STRATEGIES

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