Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 38 by rounding each number to the nearest 10: ______
- Estimate 62 + 69 by rounding each number to the nearest 10: ______
- Estimate 33 − 42 by rounding each number to the nearest 10: ______
- Estimate 39 − 54 by rounding each number to the nearest 10: ______
- Estimate 61 + 25 by rounding each number to the nearest 10: ______
- Estimate 78 + 22 by rounding each number to the nearest 10: ______
- Estimate 53 − 64 by rounding each number to the nearest 10: ______
- Estimate 49 − 40 by rounding each number to the nearest 10: ______
- Estimate 29 + 27 by rounding each number to the nearest 10: ______
- Estimate 42 + 88 by rounding each number to the nearest 10: ______
- Estimate 21 + 50 by rounding each number to the nearest 10: ______
- Estimate 59 − 73 by rounding each number to the nearest 10: ______
- Estimate 42 − 73 by rounding each number to the nearest 10: ______
- Estimate 79 − 47 by rounding each number to the nearest 10: ______
- Estimate 23 − 53 by rounding each number to the nearest 10: ______
- Estimate 61 + 52 by rounding each number to the nearest 10: ______
- Estimate 69 + 89 by rounding each number to the nearest 10: ______
- Estimate 79 − 26 by rounding each number to the nearest 10: ______
- Estimate 72 − 42 by rounding each number to the nearest 10: ______
- Estimate 74 + 73 by rounding each number to the nearest 10: ______