Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 26 + 54 by rounding each number to the nearest 10: ______
- Estimate 88 + 31 by rounding each number to the nearest 10: ______
- Estimate 73 + 41 by rounding each number to the nearest 10: ______
- Estimate 21 + 68 by rounding each number to the nearest 10: ______
- Estimate 53 + 50 by rounding each number to the nearest 10: ______
- Estimate 74 − 44 by rounding each number to the nearest 10: ______
- Estimate 38 − 84 by rounding each number to the nearest 10: ______
- Estimate 59 − 63 by rounding each number to the nearest 10: ______
- Estimate 58 − 56 by rounding each number to the nearest 10: ______
- Estimate 76 + 72 by rounding each number to the nearest 10: ______
- Estimate 87 + 26 by rounding each number to the nearest 10: ______
- Estimate 23 − 58 by rounding each number to the nearest 10: ______
- Estimate 57 − 39 by rounding each number to the nearest 10: ______
- Estimate 70 + 21 by rounding each number to the nearest 10: ______
- Estimate 52 + 70 by rounding each number to the nearest 10: ______
- Estimate 85 − 34 by rounding each number to the nearest 10: ______
- Estimate 68 − 64 by rounding each number to the nearest 10: ______
- Estimate 25 + 40 by rounding each number to the nearest 10: ______
- Estimate 49 + 54 by rounding each number to the nearest 10: ______
- Estimate 26 + 76 by rounding each number to the nearest 10: ______