Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 + 32 by rounding each number to the nearest 10: ______
- Estimate 50 + 57 by rounding each number to the nearest 10: ______
- Estimate 44 + 79 by rounding each number to the nearest 10: ______
- Estimate 61 + 80 by rounding each number to the nearest 10: ______
- Estimate 78 − 38 by rounding each number to the nearest 10: ______
- Estimate 38 + 87 by rounding each number to the nearest 10: ______
- Estimate 30 − 26 by rounding each number to the nearest 10: ______
- Estimate 64 + 25 by rounding each number to the nearest 10: ______
- Estimate 58 − 64 by rounding each number to the nearest 10: ______
- Estimate 27 + 62 by rounding each number to the nearest 10: ______
- Estimate 29 + 45 by rounding each number to the nearest 10: ______
- Estimate 35 + 74 by rounding each number to the nearest 10: ______
- Estimate 55 + 60 by rounding each number to the nearest 10: ______
- Estimate 33 + 62 by rounding each number to the nearest 10: ______
- Estimate 78 − 88 by rounding each number to the nearest 10: ______
- Estimate 21 − 63 by rounding each number to the nearest 10: ______
- Estimate 21 + 60 by rounding each number to the nearest 10: ______
- Estimate 79 + 51 by rounding each number to the nearest 10: ______
- Estimate 81 − 41 by rounding each number to the nearest 10: ______
- Estimate 34 + 84 by rounding each number to the nearest 10: ______