Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 + 89 by rounding each number to the nearest 10: ______
- Estimate 38 + 69 by rounding each number to the nearest 10: ______
- Estimate 22 − 73 by rounding each number to the nearest 10: ______
- Estimate 40 + 24 by rounding each number to the nearest 10: ______
- Estimate 74 − 81 by rounding each number to the nearest 10: ______
- Estimate 53 − 26 by rounding each number to the nearest 10: ______
- Estimate 28 − 89 by rounding each number to the nearest 10: ______
- Estimate 64 − 83 by rounding each number to the nearest 10: ______
- Estimate 48 − 52 by rounding each number to the nearest 10: ______
- Estimate 21 + 77 by rounding each number to the nearest 10: ______
- Estimate 29 − 77 by rounding each number to the nearest 10: ______
- Estimate 69 + 86 by rounding each number to the nearest 10: ______
- Estimate 38 + 43 by rounding each number to the nearest 10: ______
- Estimate 45 − 82 by rounding each number to the nearest 10: ______
- Estimate 59 + 63 by rounding each number to the nearest 10: ______
- Estimate 48 − 37 by rounding each number to the nearest 10: ______
- Estimate 79 + 22 by rounding each number to the nearest 10: ______
- Estimate 56 + 87 by rounding each number to the nearest 10: ______
- Estimate 28 − 85 by rounding each number to the nearest 10: ______
- Estimate 74 − 38 by rounding each number to the nearest 10: ______