Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 − 25 by rounding each number to the nearest 10: ______
- Estimate 37 − 32 by rounding each number to the nearest 10: ______
- Estimate 75 − 24 by rounding each number to the nearest 10: ______
- Estimate 58 − 50 by rounding each number to the nearest 10: ______
- Estimate 41 − 68 by rounding each number to the nearest 10: ______
- Estimate 84 − 85 by rounding each number to the nearest 10: ______
- Estimate 57 + 54 by rounding each number to the nearest 10: ______
- Estimate 87 + 36 by rounding each number to the nearest 10: ______
- Estimate 72 − 33 by rounding each number to the nearest 10: ______
- Estimate 88 + 56 by rounding each number to the nearest 10: ______
- Estimate 49 + 29 by rounding each number to the nearest 10: ______
- Estimate 74 − 23 by rounding each number to the nearest 10: ______
- Estimate 21 + 42 by rounding each number to the nearest 10: ______
- Estimate 76 − 55 by rounding each number to the nearest 10: ______
- Estimate 52 − 61 by rounding each number to the nearest 10: ______
- Estimate 37 + 62 by rounding each number to the nearest 10: ______
- Estimate 43 + 30 by rounding each number to the nearest 10: ______
- Estimate 56 − 76 by rounding each number to the nearest 10: ______
- Estimate 38 − 71 by rounding each number to the nearest 10: ______
- Estimate 55 + 63 by rounding each number to the nearest 10: ______