Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 − 42 by rounding each number to the nearest 10: ______
- Estimate 24 − 23 by rounding each number to the nearest 10: ______
- Estimate 36 − 72 by rounding each number to the nearest 10: ______
- Estimate 40 + 59 by rounding each number to the nearest 10: ______
- Estimate 47 + 32 by rounding each number to the nearest 10: ______
- Estimate 82 − 29 by rounding each number to the nearest 10: ______
- Estimate 26 − 63 by rounding each number to the nearest 10: ______
- Estimate 30 − 21 by rounding each number to the nearest 10: ______
- Estimate 41 + 84 by rounding each number to the nearest 10: ______
- Estimate 41 − 67 by rounding each number to the nearest 10: ______
- Estimate 44 + 81 by rounding each number to the nearest 10: ______
- Estimate 84 + 73 by rounding each number to the nearest 10: ______
- Estimate 65 − 76 by rounding each number to the nearest 10: ______
- Estimate 59 + 67 by rounding each number to the nearest 10: ______
- Estimate 85 + 38 by rounding each number to the nearest 10: ______
- Estimate 21 − 37 by rounding each number to the nearest 10: ______
- Estimate 63 + 37 by rounding each number to the nearest 10: ______
- Estimate 88 − 58 by rounding each number to the nearest 10: ______
- Estimate 31 + 52 by rounding each number to the nearest 10: ______
- Estimate 50 − 33 by rounding each number to the nearest 10: ______