Question
P2.MS.JC.18072069-A1
Find the following values without a calculator.
(Do not simplify the answer.)

  1. 78 - 58 = _____
  2. 1 - 912 = _____
  3. 1 - _____ = 57
3 m
(a)
∑

Click ∑ button first when a symbol is required. X

(b)
∑

Click ∑ button first when a symbol is required. X

(c)
∑

Click ∑ button first when a symbol is required. X

Symbols

Enter the numerator and denominator


Enter value


2
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STUDENT

Primary 2 MENTAL SUMS P2.MS.JC.18072069

08 May 2024, 05:39 AM

Find the following values without a calculator.
(Do not simplify the answer.)

  1. 78 - 58 = _____
  2. 1 - 912 = _____
  3. 1 - _____ = 57
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