Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 + 32 by rounding each number to the nearest 10: ______
- Estimate 75 − 45 by rounding each number to the nearest 10: ______
- Estimate 29 + 50 by rounding each number to the nearest 10: ______
- Estimate 41 − 34 by rounding each number to the nearest 10: ______
- Estimate 50 − 46 by rounding each number to the nearest 10: ______
- Estimate 53 + 84 by rounding each number to the nearest 10: ______
- Estimate 56 + 59 by rounding each number to the nearest 10: ______
- Estimate 24 − 24 by rounding each number to the nearest 10: ______
- Estimate 52 − 64 by rounding each number to the nearest 10: ______
- Estimate 79 + 88 by rounding each number to the nearest 10: ______
- Estimate 76 + 69 by rounding each number to the nearest 10: ______
- Estimate 42 + 62 by rounding each number to the nearest 10: ______
- Estimate 43 + 40 by rounding each number to the nearest 10: ______
- Estimate 39 + 84 by rounding each number to the nearest 10: ______
- Estimate 47 + 38 by rounding each number to the nearest 10: ______
- Estimate 61 − 31 by rounding each number to the nearest 10: ______
- Estimate 42 − 30 by rounding each number to the nearest 10: ______
- Estimate 30 + 65 by rounding each number to the nearest 10: ______
- Estimate 81 + 62 by rounding each number to the nearest 10: ______
- Estimate 39 + 75 by rounding each number to the nearest 10: ______