Answer:
#25: 0.023 < 22%
#29: 7/8, 0.88, 90%
Explanation:
#25: Use this trick whenever converting decimals into percent. Move the decimal point two spaces to the right. Example: 0.01 = 1%
#29: Divide 7 by 8 for 7/8 and convert the decimal into a percent. Do the same with 0.88. Then just list these measures on a number line :D