Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 + 83 by rounding each number to the nearest 10: ______
- Estimate 74 − 30 by rounding each number to the nearest 10: ______
- Estimate 55 − 80 by rounding each number to the nearest 10: ______
- Estimate 88 − 77 by rounding each number to the nearest 10: ______
- Estimate 57 + 87 by rounding each number to the nearest 10: ______
- Estimate 81 + 80 by rounding each number to the nearest 10: ______
- Estimate 43 − 50 by rounding each number to the nearest 10: ______
- Estimate 79 + 62 by rounding each number to the nearest 10: ______
- Estimate 52 + 30 by rounding each number to the nearest 10: ______
- Estimate 88 − 32 by rounding each number to the nearest 10: ______
- Estimate 64 + 34 by rounding each number to the nearest 10: ______
- Estimate 82 − 39 by rounding each number to the nearest 10: ______
- Estimate 47 − 29 by rounding each number to the nearest 10: ______
- Estimate 38 + 50 by rounding each number to the nearest 10: ______
- Estimate 25 + 76 by rounding each number to the nearest 10: ______
- Estimate 49 + 22 by rounding each number to the nearest 10: ______
- Estimate 78 − 44 by rounding each number to the nearest 10: ______
- Estimate 72 + 83 by rounding each number to the nearest 10: ______
- Estimate 57 + 23 by rounding each number to the nearest 10: ______
- Estimate 53 + 60 by rounding each number to the nearest 10: ______