Page 97 - NUMINO_WB_4B
P. 97
065-P3-1
Correct Evaluation
0.29 was added to an unknown number after which 0.146 was subtracted,
to obtain a result of 3.058. However, 0.29 was supposed to be subtracted
from the unknown number after which 0.146 was to be added. What is the
result of the correct expression?
Step 1. What is the number sentence that was used in the miscalculation?
Step 2. Find the known number.
Step 3. What is the difference of the known number and 0.29?
Step 4. What is the sum of the number found in Step 3 and 0.146?
Correct Evaluation
0.29 was added to an unknown number after which 0.146 was subtracted,
to obtain a result of 3.058. However, 0.29 was supposed to be subtracted
from the unknown number after which 0.146 was to be added. What is the
result of the correct expression?
Step 1. What is the number sentence that was used in the miscalculation?
Step 2. Find the known number.
Step 3. What is the difference of the known number and 0.29?
Step 4. What is the sum of the number found in Step 3 and 0.146?
