Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 − 28 by rounding each number to the nearest 10: ______
- Estimate 60 + 74 by rounding each number to the nearest 10: ______
- Estimate 48 − 79 by rounding each number to the nearest 10: ______
- Estimate 58 − 45 by rounding each number to the nearest 10: ______
- Estimate 81 + 56 by rounding each number to the nearest 10: ______
- Estimate 57 + 67 by rounding each number to the nearest 10: ______
- Estimate 82 − 84 by rounding each number to the nearest 10: ______
- Estimate 81 + 26 by rounding each number to the nearest 10: ______
- Estimate 87 − 21 by rounding each number to the nearest 10: ______
- Estimate 30 − 79 by rounding each number to the nearest 10: ______
- Estimate 63 + 29 by rounding each number to the nearest 10: ______
- Estimate 88 − 36 by rounding each number to the nearest 10: ______
- Estimate 37 + 32 by rounding each number to the nearest 10: ______
- Estimate 68 − 84 by rounding each number to the nearest 10: ______
- Estimate 40 + 44 by rounding each number to the nearest 10: ______
- Estimate 35 + 50 by rounding each number to the nearest 10: ______
- Estimate 38 − 23 by rounding each number to the nearest 10: ______
- Estimate 58 − 44 by rounding each number to the nearest 10: ______
- Estimate 40 − 25 by rounding each number to the nearest 10: ______
- Estimate 88 − 38 by rounding each number to the nearest 10: ______